Surgical staple cartridges
First Claim
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1. An integrated surgical fastener cartridge assembly comprising:
- an elongated channel configured for removable attachment to a distal frame portion of a surgical instrument, said elongated channel including an attachment portion comprising;
a wedge-shaped portion including an angled engagement surface formed at an acute angle relative to another portion of the elongate channel and being configured for wedging engagement with a corresponding complimentary shaped surface on the distal frame portion; and
a locking member for releasably retaining said wedge-shaped portion in wedging engagement with the distal frame portion and wherein said integrated surgical fastener cartridge assembly further comprises a cartridge body supported in said elongated channel and operably supporting a plurality of tissue fasteners therein.
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Accused Products
Abstract
Surgical staple cartridge and channel assemblies for attachment to a surgical cutting and stapling instrument.
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Citations
20 Claims
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1. An integrated surgical fastener cartridge assembly comprising:
an elongated channel configured for removable attachment to a distal frame portion of a surgical instrument, said elongated channel including an attachment portion comprising; a wedge-shaped portion including an angled engagement surface formed at an acute angle relative to another portion of the elongate channel and being configured for wedging engagement with a corresponding complimentary shaped surface on the distal frame portion; and a locking member for releasably retaining said wedge-shaped portion in wedging engagement with the distal frame portion and wherein said integrated surgical fastener cartridge assembly further comprises a cartridge body supported in said elongated channel and operably supporting a plurality of tissue fasteners therein. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A surgical staple cartridge for use with surgical stapling instruments having a distal frame portion and an anvil movably supported thereon, said surgical staple cartridge comprising:
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an elongated channel having a proximal end portion for releasable attachment to the distal frame portion, said proximal end portion of said elongated channel including at least one angled portion including an engagement surface formed at an acute angle relative to another portion of the elongated channel and being shaped for wedging engagement with a corresponding complimentary shaped surface on the distal frame portion; a selectively movable locking member for releasable engagement with one of the distal frame portion and said elongated channel, such that when said locking member is in an engaged position, said at least one angled portion of said elongated channel is urged proximally into wedging engagement with the corresponding complementary shaped surface on the distal frame portion and said elongated channel is releasably affixed to the distal frame portion; and a staple cartridge operably supported within said elongated channel and operably supporting a plurality of staples therein. - View Dependent Claims (12, 13, 14, 15, 16)
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17. A surgical instrument comprising:
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a distal frame portion; an integrated surgical staple cartridge assembly comprising; an elongated channel having a proximal end portion for releasable attachment to said distal frame portion, said proximal end portion of said elongated channel having at least one angled portion formed at an acute angle relative to another portion of the elongated channel and being shaped for wedging engagement with a corresponding complimentary shaped surface on said distal frame portion; and a staple cartridge operably supported within said elongated channel and operably supporting a plurality of surgical staples therein and wherein said surgical instrument further comprises a selectively movable locking member for releasable engagement with one of said distal frame portion and said elongated channel such that when said locking member is in an engaged position, said at least one angled portion of said elongated channel is urged proximally into wedging engagement with the corresponding complementary shaped surface on said distal frame portion and said elongated channel is releasably affixed to the distal frame portion. - View Dependent Claims (18, 19, 20)
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Specification